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NEMO Nevada (Nonpoint Education for Municipal Officials)

NEMO Photo Gallery

Roof Runoff

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Photo by UCONN Cooperative Extrnsion - NEMO
During storms, much of the precipitation is intercepted by rooftops. This water is often funneled to parking lots or driveways, and flows into storm drains.
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Photo by S. Donaldson
 
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Photo by UCONN Cooperative Extension - NEMO
Instead, the rooftop runoff can be channeled to vegetated areas such as lawns or gardens. The vegetation and soil will filter the runoff and improve the water quality.
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Photo by S. Donaldson
Gutter extenders are readily available at home and garden stores.
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Photo by M. Riedl
The excess moisture is often welcomed by plants.
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Photo by M. Riedl
Roof runoff can also be captured for later use in a rain barrel. The barrel must be designed to prevent mosquitoes from entering and breeding.
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Photo by C. Conway
All the roof runoff from this commercial building could be infiltrated by a carefully designed bioretention feature that resembles the landscaping in this photo.